because Tarantino choose to use a real or natural location as shooting location so that it looks usual and nature. Also, the conversations of the character are informal, which sound not scripted yet are more rambunctious and jovial dialogue. The ways they talk are reflecting their background of the characters. Additionally, monologue is used in the film as well, for an example, the wise old veterans like Edward Bunker, gets the film firmly started with his virtuoso monologue about the real meaning of LIKE A VIRGIN.